startByteForPattern method

int startByteForPattern(
  1. int patternIndex
)

Returns the UTF-8 byte offset at which a source pattern begins.

Implementation

int startByteForPattern(int patternIndex) {
  _checkNotDisposed();
  _checkPatternIndex(patternIndex);
  return patternIndex < patternStartBytes.length
      ? patternStartBytes[patternIndex]
      : 0;
}